| 基于GA-LMBP算法的模拟电路故障诊断方法 |
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| 引用本文： | 吴喜华,谢利理,葛茂艳. 基于GA-LMBP算法的模拟电路故障诊断方法[J]. 现代电子技术, 2010, 33(4): 177-179,189 |
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| 作者姓名： | 吴喜华 谢利理 葛茂艳 |
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| 作者单位： | 西北工业大学,自动化学院,陕西,西安,710129 |
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| 摘 要： | 主要分析遗传算法和BP神经网络的特点和存在的一些缺陷，研究遗传算法和改进型的BP算法相结合的相关技术，设计并实现一个基于遗传算法和LMBP算法相结合的GA—LMBP算法。通过诊断实例．比较三种算法的模拟电路故障诊断，结果证明在相同精确度的要求下，基于GA—LMBP的算法可以大大提高模拟电路故障诊断准确率。
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| 关 键 词： | 遗传算法 神经网络 模拟电路 故障诊断 |
Analog Circuit Fault Diagnosis Method Based on GA-LMBP |
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| WU Xihua,XIE Lili,GE Maoyan. Analog Circuit Fault Diagnosis Method Based on GA-LMBP[J]. Modern Electronic Technique, 2010, 33(4): 177-179,189 |
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| Authors: | WU Xihua XIE Lili GE Maoyan |
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| Affiliation: | WU Xihua,XIE Lili,GE Maoyan(College of Automation,Northwestern Polytechnical University,Xi'an,710129,China) |
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| Abstract: | The characteristics and defects of genetic algorithm and BP neural network are analysed,the related technology on the genetic algorithm and the improved BP algorithm are researched,GA-LMBP based on genetic algorithm and Levenberg-Marquardt BP is designed and implemented.It's shown by an example analog circuit that the algorithm based on GA-LMBP can improve the accuracy of analog circuit fault diagnosis under the same precision request. |
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| Keywords: | genetic algorithm neural network analog circuit fault diagnosis |
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